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/**
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****************************************************************************** |
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* @file stm32wbxx_hal_i2c.h |
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* @author MCD Application Team |
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* @brief Header file of I2C HAL module. |
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****************************************************************************** |
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* @attention |
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* |
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* <h2><center>© Copyright (c) 2019 STMicroelectronics. |
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* All rights reserved.</center></h2> |
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* |
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* This software component is licensed by ST under BSD 3-Clause license, |
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* the "License"; You may not use this file except in compliance with the |
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* License. You may obtain a copy of the License at: |
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* opensource.org/licenses/BSD-3-Clause |
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* |
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****************************************************************************** |
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*/ |
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/* Define to prevent recursive inclusion -------------------------------------*/ |
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#ifndef STM32WBxx_HAL_I2C_H |
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#define STM32WBxx_HAL_I2C_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Includes ------------------------------------------------------------------*/ |
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#include "stm32wbxx_hal_def.h" |
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/** @addtogroup STM32WBxx_HAL_Driver
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* @{ |
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*/ |
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/** @addtogroup I2C
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* @{ |
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*/ |
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/* Exported types ------------------------------------------------------------*/ |
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/** @defgroup I2C_Exported_Types I2C Exported Types
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* @{ |
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*/ |
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/** @defgroup I2C_Configuration_Structure_definition I2C Configuration Structure definition
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* @brief I2C Configuration Structure definition |
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* @{ |
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*/ |
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typedef struct |
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{ |
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uint32_t Timing; /*!< Specifies the I2C_TIMINGR_register value.
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This parameter calculated by referring to I2C initialization |
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section in Reference manual */ |
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uint32_t OwnAddress1; /*!< Specifies the first device own address.
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This parameter can be a 7-bit or 10-bit address. */ |
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uint32_t AddressingMode; /*!< Specifies if 7-bit or 10-bit addressing mode is selected.
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This parameter can be a value of @ref I2C_ADDRESSING_MODE */ |
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uint32_t DualAddressMode; /*!< Specifies if dual addressing mode is selected.
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This parameter can be a value of @ref I2C_DUAL_ADDRESSING_MODE */ |
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uint32_t OwnAddress2; /*!< Specifies the second device own address if dual addressing mode is selected
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This parameter can be a 7-bit address. */ |
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uint32_t OwnAddress2Masks; /*!< Specifies the acknowledge mask address second device own address if dual addressing mode is selected
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This parameter can be a value of @ref I2C_OWN_ADDRESS2_MASKS */ |
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uint32_t GeneralCallMode; /*!< Specifies if general call mode is selected.
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This parameter can be a value of @ref I2C_GENERAL_CALL_ADDRESSING_MODE */ |
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uint32_t NoStretchMode; /*!< Specifies if nostretch mode is selected.
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This parameter can be a value of @ref I2C_NOSTRETCH_MODE */ |
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} I2C_InitTypeDef; |
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/**
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* @} |
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*/ |
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/** @defgroup HAL_state_structure_definition HAL state structure definition
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* @brief HAL State structure definition |
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* @note HAL I2C State value coding follow below described bitmap :\n |
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* b7-b6 Error information\n |
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* 00 : No Error\n |
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* 01 : Abort (Abort user request on going)\n |
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* 10 : Timeout\n |
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* 11 : Error\n |
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* b5 Peripheral initialization status\n |
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* 0 : Reset (peripheral not initialized)\n |
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* 1 : Init done (peripheral initialized and ready to use. HAL I2C Init function called)\n |
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* b4 (not used)\n |
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* x : Should be set to 0\n |
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* b3\n |
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* 0 : Ready or Busy (No Listen mode ongoing)\n |
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* 1 : Listen (peripheral in Address Listen Mode)\n |
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* b2 Intrinsic process state\n |
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* 0 : Ready\n |
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* 1 : Busy (peripheral busy with some configuration or internal operations)\n |
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* b1 Rx state\n |
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* 0 : Ready (no Rx operation ongoing)\n |
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* 1 : Busy (Rx operation ongoing)\n |
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* b0 Tx state\n |
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* 0 : Ready (no Tx operation ongoing)\n |
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* 1 : Busy (Tx operation ongoing) |
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* @{ |
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*/ |
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typedef enum |
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{ |
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HAL_I2C_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized */ |
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HAL_I2C_STATE_READY = 0x20U, /*!< Peripheral Initialized and ready for use */ |
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HAL_I2C_STATE_BUSY = 0x24U, /*!< An internal process is ongoing */ |
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HAL_I2C_STATE_BUSY_TX = 0x21U, /*!< Data Transmission process is ongoing */ |
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HAL_I2C_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */ |
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HAL_I2C_STATE_LISTEN = 0x28U, /*!< Address Listen Mode is ongoing */ |
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HAL_I2C_STATE_BUSY_TX_LISTEN = 0x29U, /*!< Address Listen Mode and Data Transmission
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process is ongoing */ |
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HAL_I2C_STATE_BUSY_RX_LISTEN = 0x2AU, /*!< Address Listen Mode and Data Reception
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process is ongoing */ |
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HAL_I2C_STATE_ABORT = 0x60U, /*!< Abort user request ongoing */ |
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HAL_I2C_STATE_TIMEOUT = 0xA0U, /*!< Timeout state */ |
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HAL_I2C_STATE_ERROR = 0xE0U /*!< Error */ |
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} HAL_I2C_StateTypeDef; |
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/**
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* @} |
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*/ |
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/** @defgroup HAL_mode_structure_definition HAL mode structure definition
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* @brief HAL Mode structure definition |
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* @note HAL I2C Mode value coding follow below described bitmap :\n |
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* b7 (not used)\n |
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* x : Should be set to 0\n |
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* b6\n |
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* 0 : None\n |
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* 1 : Memory (HAL I2C communication is in Memory Mode)\n |
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* b5\n |
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* 0 : None\n |
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* 1 : Slave (HAL I2C communication is in Slave Mode)\n |
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* b4\n |
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* 0 : None\n |
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* 1 : Master (HAL I2C communication is in Master Mode)\n |
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* b3-b2-b1-b0 (not used)\n |
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* xxxx : Should be set to 0000 |
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* @{ |
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*/ |
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typedef enum |
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{ |
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HAL_I2C_MODE_NONE = 0x00U, /*!< No I2C communication on going */ |
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HAL_I2C_MODE_MASTER = 0x10U, /*!< I2C communication is in Master Mode */ |
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HAL_I2C_MODE_SLAVE = 0x20U, /*!< I2C communication is in Slave Mode */ |
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HAL_I2C_MODE_MEM = 0x40U /*!< I2C communication is in Memory Mode */ |
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} HAL_I2C_ModeTypeDef; |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_Error_Code_definition I2C Error Code definition
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* @brief I2C Error Code definition |
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* @{ |
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*/ |
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#define HAL_I2C_ERROR_NONE (0x00000000U) /*!< No error */ |
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#define HAL_I2C_ERROR_BERR (0x00000001U) /*!< BERR error */ |
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#define HAL_I2C_ERROR_ARLO (0x00000002U) /*!< ARLO error */ |
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#define HAL_I2C_ERROR_AF (0x00000004U) /*!< ACKF error */ |
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#define HAL_I2C_ERROR_OVR (0x00000008U) /*!< OVR error */ |
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#define HAL_I2C_ERROR_DMA (0x00000010U) /*!< DMA transfer error */ |
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#define HAL_I2C_ERROR_TIMEOUT (0x00000020U) /*!< Timeout error */ |
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#define HAL_I2C_ERROR_SIZE (0x00000040U) /*!< Size Management error */ |
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#define HAL_I2C_ERROR_DMA_PARAM (0x00000080U) /*!< DMA Parameter Error */ |
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#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1) |
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#define HAL_I2C_ERROR_INVALID_CALLBACK (0x00000100U) /*!< Invalid Callback error */ |
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#endif /* USE_HAL_I2C_REGISTER_CALLBACKS */ |
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#define HAL_I2C_ERROR_INVALID_PARAM (0x00000200U) /*!< Invalid Parameters error */ |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_handle_Structure_definition I2C handle Structure definition
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* @brief I2C handle Structure definition |
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* @{ |
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*/ |
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typedef struct __I2C_HandleTypeDef |
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{ |
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I2C_TypeDef *Instance; /*!< I2C registers base address */ |
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I2C_InitTypeDef Init; /*!< I2C communication parameters */ |
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uint8_t *pBuffPtr; /*!< Pointer to I2C transfer buffer */ |
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uint16_t XferSize; /*!< I2C transfer size */ |
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__IO uint16_t XferCount; /*!< I2C transfer counter */ |
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__IO uint32_t XferOptions; /*!< I2C sequantial transfer options, this parameter can
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be a value of @ref I2C_XFEROPTIONS */ |
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__IO uint32_t PreviousState; /*!< I2C communication Previous state */ |
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HAL_StatusTypeDef(*XferISR)(struct __I2C_HandleTypeDef *hi2c, uint32_t ITFlags, uint32_t ITSources); /*!< I2C transfer IRQ handler function pointer */ |
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DMA_HandleTypeDef *hdmatx; /*!< I2C Tx DMA handle parameters */ |
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DMA_HandleTypeDef *hdmarx; /*!< I2C Rx DMA handle parameters */ |
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HAL_LockTypeDef Lock; /*!< I2C locking object */ |
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__IO HAL_I2C_StateTypeDef State; /*!< I2C communication state */ |
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__IO HAL_I2C_ModeTypeDef Mode; /*!< I2C communication mode */ |
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__IO uint32_t ErrorCode; /*!< I2C Error code */ |
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__IO uint32_t AddrEventCount; /*!< I2C Address Event counter */ |
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#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1) |
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void (* MasterTxCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Master Tx Transfer completed callback */ |
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void (* MasterRxCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Master Rx Transfer completed callback */ |
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void (* SlaveTxCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Slave Tx Transfer completed callback */ |
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void (* SlaveRxCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Slave Rx Transfer completed callback */ |
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void (* ListenCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Listen Complete callback */ |
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void (* MemTxCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Memory Tx Transfer completed callback */ |
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void (* MemRxCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Memory Rx Transfer completed callback */ |
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void (* ErrorCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Error callback */ |
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void (* AbortCpltCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Abort callback */ |
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void (* AddrCallback)(struct __I2C_HandleTypeDef *hi2c, uint8_t TransferDirection, uint16_t AddrMatchCode); /*!< I2C Slave Address Match callback */ |
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void (* MspInitCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Msp Init callback */ |
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void (* MspDeInitCallback)(struct __I2C_HandleTypeDef *hi2c); /*!< I2C Msp DeInit callback */ |
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#endif /* USE_HAL_I2C_REGISTER_CALLBACKS */ |
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} I2C_HandleTypeDef; |
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#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1) |
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/**
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* @brief HAL I2C Callback ID enumeration definition |
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*/ |
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typedef enum |
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{ |
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HAL_I2C_MASTER_TX_COMPLETE_CB_ID = 0x00U, /*!< I2C Master Tx Transfer completed callback ID */ |
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HAL_I2C_MASTER_RX_COMPLETE_CB_ID = 0x01U, /*!< I2C Master Rx Transfer completed callback ID */ |
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HAL_I2C_SLAVE_TX_COMPLETE_CB_ID = 0x02U, /*!< I2C Slave Tx Transfer completed callback ID */ |
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HAL_I2C_SLAVE_RX_COMPLETE_CB_ID = 0x03U, /*!< I2C Slave Rx Transfer completed callback ID */ |
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HAL_I2C_LISTEN_COMPLETE_CB_ID = 0x04U, /*!< I2C Listen Complete callback ID */ |
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HAL_I2C_MEM_TX_COMPLETE_CB_ID = 0x05U, /*!< I2C Memory Tx Transfer callback ID */ |
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HAL_I2C_MEM_RX_COMPLETE_CB_ID = 0x06U, /*!< I2C Memory Rx Transfer completed callback ID */ |
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HAL_I2C_ERROR_CB_ID = 0x07U, /*!< I2C Error callback ID */ |
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HAL_I2C_ABORT_CB_ID = 0x08U, /*!< I2C Abort callback ID */ |
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HAL_I2C_MSPINIT_CB_ID = 0x09U, /*!< I2C Msp Init callback ID */ |
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HAL_I2C_MSPDEINIT_CB_ID = 0x0AU /*!< I2C Msp DeInit callback ID */ |
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} HAL_I2C_CallbackIDTypeDef; |
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/**
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* @brief HAL I2C Callback pointer definition |
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*/ |
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typedef void (*pI2C_CallbackTypeDef)(I2C_HandleTypeDef *hi2c); /*!< pointer to an I2C callback function */ |
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typedef void (*pI2C_AddrCallbackTypeDef)(I2C_HandleTypeDef *hi2c, uint8_t TransferDirection, uint16_t AddrMatchCode); /*!< pointer to an I2C Address Match callback function */ |
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#endif /* USE_HAL_I2C_REGISTER_CALLBACKS */ |
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/**
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* @} |
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*/ |
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/**
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* @} |
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*/ |
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/* Exported constants --------------------------------------------------------*/ |
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/** @defgroup I2C_Exported_Constants I2C Exported Constants
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* @{ |
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*/ |
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/** @defgroup I2C_XFEROPTIONS I2C Sequential Transfer Options
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* @{ |
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*/ |
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#define I2C_FIRST_FRAME ((uint32_t)I2C_SOFTEND_MODE) |
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#define I2C_FIRST_AND_NEXT_FRAME ((uint32_t)(I2C_RELOAD_MODE | I2C_SOFTEND_MODE)) |
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#define I2C_NEXT_FRAME ((uint32_t)(I2C_RELOAD_MODE | I2C_SOFTEND_MODE)) |
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#define I2C_FIRST_AND_LAST_FRAME ((uint32_t)I2C_AUTOEND_MODE) |
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#define I2C_LAST_FRAME ((uint32_t)I2C_AUTOEND_MODE) |
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#define I2C_LAST_FRAME_NO_STOP ((uint32_t)I2C_SOFTEND_MODE) |
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/* List of XferOptions in usage of :
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* 1- Restart condition in all use cases (direction change or not) |
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*/ |
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#define I2C_OTHER_FRAME (0x000000AAU) |
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#define I2C_OTHER_AND_LAST_FRAME (0x0000AA00U) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_ADDRESSING_MODE I2C Addressing Mode
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* @{ |
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*/ |
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#define I2C_ADDRESSINGMODE_7BIT (0x00000001U) |
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#define I2C_ADDRESSINGMODE_10BIT (0x00000002U) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_DUAL_ADDRESSING_MODE I2C Dual Addressing Mode
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* @{ |
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*/ |
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#define I2C_DUALADDRESS_DISABLE (0x00000000U) |
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#define I2C_DUALADDRESS_ENABLE I2C_OAR2_OA2EN |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_OWN_ADDRESS2_MASKS I2C Own Address2 Masks
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* @{ |
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*/ |
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#define I2C_OA2_NOMASK ((uint8_t)0x00U) |
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#define I2C_OA2_MASK01 ((uint8_t)0x01U) |
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#define I2C_OA2_MASK02 ((uint8_t)0x02U) |
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#define I2C_OA2_MASK03 ((uint8_t)0x03U) |
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#define I2C_OA2_MASK04 ((uint8_t)0x04U) |
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#define I2C_OA2_MASK05 ((uint8_t)0x05U) |
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#define I2C_OA2_MASK06 ((uint8_t)0x06U) |
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#define I2C_OA2_MASK07 ((uint8_t)0x07U) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_GENERAL_CALL_ADDRESSING_MODE I2C General Call Addressing Mode
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* @{ |
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*/ |
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#define I2C_GENERALCALL_DISABLE (0x00000000U) |
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#define I2C_GENERALCALL_ENABLE I2C_CR1_GCEN |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_NOSTRETCH_MODE I2C No-Stretch Mode
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* @{ |
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*/ |
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#define I2C_NOSTRETCH_DISABLE (0x00000000U) |
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#define I2C_NOSTRETCH_ENABLE I2C_CR1_NOSTRETCH |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_MEMORY_ADDRESS_SIZE I2C Memory Address Size
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* @{ |
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*/ |
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#define I2C_MEMADD_SIZE_8BIT (0x00000001U) |
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#define I2C_MEMADD_SIZE_16BIT (0x00000002U) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_XFERDIRECTION I2C Transfer Direction Master Point of View
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* @{ |
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*/ |
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#define I2C_DIRECTION_TRANSMIT (0x00000000U) |
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#define I2C_DIRECTION_RECEIVE (0x00000001U) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_RELOAD_END_MODE I2C Reload End Mode
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* @{ |
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*/ |
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#define I2C_RELOAD_MODE I2C_CR2_RELOAD |
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#define I2C_AUTOEND_MODE I2C_CR2_AUTOEND |
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#define I2C_SOFTEND_MODE (0x00000000U) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_START_STOP_MODE I2C Start or Stop Mode
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* @{ |
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*/ |
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#define I2C_NO_STARTSTOP (0x00000000U) |
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#define I2C_GENERATE_STOP (uint32_t)(0x80000000U | I2C_CR2_STOP) |
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#define I2C_GENERATE_START_READ (uint32_t)(0x80000000U | I2C_CR2_START | I2C_CR2_RD_WRN) |
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#define I2C_GENERATE_START_WRITE (uint32_t)(0x80000000U | I2C_CR2_START) |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_Interrupt_configuration_definition I2C Interrupt configuration definition
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* @brief I2C Interrupt definition |
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* Elements values convention: 0xXXXXXXXX |
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* - XXXXXXXX : Interrupt control mask |
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* @{ |
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*/ |
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#define I2C_IT_ERRI I2C_CR1_ERRIE |
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#define I2C_IT_TCI I2C_CR1_TCIE |
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#define I2C_IT_STOPI I2C_CR1_STOPIE |
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#define I2C_IT_NACKI I2C_CR1_NACKIE |
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#define I2C_IT_ADDRI I2C_CR1_ADDRIE |
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#define I2C_IT_RXI I2C_CR1_RXIE |
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#define I2C_IT_TXI I2C_CR1_TXIE |
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/**
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* @} |
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*/ |
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/** @defgroup I2C_Flag_definition I2C Flag definition
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* @{ |
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*/ |
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#define I2C_FLAG_TXE I2C_ISR_TXE |
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#define I2C_FLAG_TXIS I2C_ISR_TXIS |
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#define I2C_FLAG_RXNE I2C_ISR_RXNE |
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#define I2C_FLAG_ADDR I2C_ISR_ADDR |
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#define I2C_FLAG_AF I2C_ISR_NACKF |
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#define I2C_FLAG_STOPF I2C_ISR_STOPF |
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#define I2C_FLAG_TC I2C_ISR_TC |
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#define I2C_FLAG_TCR I2C_ISR_TCR |
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#define I2C_FLAG_BERR I2C_ISR_BERR |
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#define I2C_FLAG_ARLO I2C_ISR_ARLO |
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#define I2C_FLAG_OVR I2C_ISR_OVR |
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#define I2C_FLAG_PECERR I2C_ISR_PECERR |
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#define I2C_FLAG_TIMEOUT I2C_ISR_TIMEOUT |
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#define I2C_FLAG_ALERT I2C_ISR_ALERT |
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#define I2C_FLAG_BUSY I2C_ISR_BUSY |
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#define I2C_FLAG_DIR I2C_ISR_DIR |
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/**
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* @} |
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*/ |
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/**
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* @} |
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*/ |
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/* Exported macros -----------------------------------------------------------*/ |
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/** @defgroup I2C_Exported_Macros I2C Exported Macros
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* @{ |
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*/ |
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/** @brief Reset I2C handle state.
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* @param __HANDLE__ specifies the I2C Handle. |
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* @retval None |
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*/ |
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#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1) |
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#define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) do{ \ |
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(__HANDLE__)->State = HAL_I2C_STATE_RESET; \ |
|||
(__HANDLE__)->MspInitCallback = NULL; \ |
|||
(__HANDLE__)->MspDeInitCallback = NULL; \ |
|||
} while(0) |
|||
#else |
|||
#define __HAL_I2C_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2C_STATE_RESET) |
|||
#endif |
|||
|
|||
/** @brief Enable the specified I2C interrupt.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @param __INTERRUPT__ specifies the interrupt source to enable. |
|||
* This parameter can be one of the following values: |
|||
* @arg @ref I2C_IT_ERRI Errors interrupt enable |
|||
* @arg @ref I2C_IT_TCI Transfer complete interrupt enable |
|||
* @arg @ref I2C_IT_STOPI STOP detection interrupt enable |
|||
* @arg @ref I2C_IT_NACKI NACK received interrupt enable |
|||
* @arg @ref I2C_IT_ADDRI Address match interrupt enable |
|||
* @arg @ref I2C_IT_RXI RX interrupt enable |
|||
* @arg @ref I2C_IT_TXI TX interrupt enable |
|||
* |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_I2C_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 |= (__INTERRUPT__)) |
|||
|
|||
/** @brief Disable the specified I2C interrupt.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @param __INTERRUPT__ specifies the interrupt source to disable. |
|||
* This parameter can be one of the following values: |
|||
* @arg @ref I2C_IT_ERRI Errors interrupt enable |
|||
* @arg @ref I2C_IT_TCI Transfer complete interrupt enable |
|||
* @arg @ref I2C_IT_STOPI STOP detection interrupt enable |
|||
* @arg @ref I2C_IT_NACKI NACK received interrupt enable |
|||
* @arg @ref I2C_IT_ADDRI Address match interrupt enable |
|||
* @arg @ref I2C_IT_RXI RX interrupt enable |
|||
* @arg @ref I2C_IT_TXI TX interrupt enable |
|||
* |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_I2C_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR1 &= (~(__INTERRUPT__))) |
|||
|
|||
/** @brief Check whether the specified I2C interrupt source is enabled or not.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @param __INTERRUPT__ specifies the I2C interrupt source to check. |
|||
* This parameter can be one of the following values: |
|||
* @arg @ref I2C_IT_ERRI Errors interrupt enable |
|||
* @arg @ref I2C_IT_TCI Transfer complete interrupt enable |
|||
* @arg @ref I2C_IT_STOPI STOP detection interrupt enable |
|||
* @arg @ref I2C_IT_NACKI NACK received interrupt enable |
|||
* @arg @ref I2C_IT_ADDRI Address match interrupt enable |
|||
* @arg @ref I2C_IT_RXI RX interrupt enable |
|||
* @arg @ref I2C_IT_TXI TX interrupt enable |
|||
* |
|||
* @retval The new state of __INTERRUPT__ (SET or RESET). |
|||
*/ |
|||
#define __HAL_I2C_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR1 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) |
|||
|
|||
/** @brief Check whether the specified I2C flag is set or not.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @param __FLAG__ specifies the flag to check. |
|||
* This parameter can be one of the following values: |
|||
* @arg @ref I2C_FLAG_TXE Transmit data register empty |
|||
* @arg @ref I2C_FLAG_TXIS Transmit interrupt status |
|||
* @arg @ref I2C_FLAG_RXNE Receive data register not empty |
|||
* @arg @ref I2C_FLAG_ADDR Address matched (slave mode) |
|||
* @arg @ref I2C_FLAG_AF Acknowledge failure received flag |
|||
* @arg @ref I2C_FLAG_STOPF STOP detection flag |
|||
* @arg @ref I2C_FLAG_TC Transfer complete (master mode) |
|||
* @arg @ref I2C_FLAG_TCR Transfer complete reload |
|||
* @arg @ref I2C_FLAG_BERR Bus error |
|||
* @arg @ref I2C_FLAG_ARLO Arbitration lost |
|||
* @arg @ref I2C_FLAG_OVR Overrun/Underrun |
|||
* @arg @ref I2C_FLAG_PECERR PEC error in reception |
|||
* @arg @ref I2C_FLAG_TIMEOUT Timeout or Tlow detection flag |
|||
* @arg @ref I2C_FLAG_ALERT SMBus alert |
|||
* @arg @ref I2C_FLAG_BUSY Bus busy |
|||
* @arg @ref I2C_FLAG_DIR Transfer direction (slave mode) |
|||
* |
|||
* @retval The new state of __FLAG__ (SET or RESET). |
|||
*/ |
|||
#define I2C_FLAG_MASK (0x0001FFFFU) |
|||
#define __HAL_I2C_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & (__FLAG__)) == (__FLAG__)) ? SET : RESET) |
|||
|
|||
/** @brief Clear the I2C pending flags which are cleared by writing 1 in a specific bit.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @param __FLAG__ specifies the flag to clear. |
|||
* This parameter can be any combination of the following values: |
|||
* @arg @ref I2C_FLAG_TXE Transmit data register empty |
|||
* @arg @ref I2C_FLAG_ADDR Address matched (slave mode) |
|||
* @arg @ref I2C_FLAG_AF Acknowledge failure received flag |
|||
* @arg @ref I2C_FLAG_STOPF STOP detection flag |
|||
* @arg @ref I2C_FLAG_BERR Bus error |
|||
* @arg @ref I2C_FLAG_ARLO Arbitration lost |
|||
* @arg @ref I2C_FLAG_OVR Overrun/Underrun |
|||
* @arg @ref I2C_FLAG_PECERR PEC error in reception |
|||
* @arg @ref I2C_FLAG_TIMEOUT Timeout or Tlow detection flag |
|||
* @arg @ref I2C_FLAG_ALERT SMBus alert |
|||
* |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__FLAG__) == I2C_FLAG_TXE) ? ((__HANDLE__)->Instance->ISR |= (__FLAG__)) \ |
|||
: ((__HANDLE__)->Instance->ICR = (__FLAG__))) |
|||
|
|||
/** @brief Enable the specified I2C peripheral.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_I2C_ENABLE(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE)) |
|||
|
|||
/** @brief Disable the specified I2C peripheral.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_I2C_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR1, I2C_CR1_PE)) |
|||
|
|||
/** @brief Generate a Non-Acknowledge I2C peripheral in Slave mode.
|
|||
* @param __HANDLE__ specifies the I2C Handle. |
|||
* @retval None |
|||
*/ |
|||
#define __HAL_I2C_GENERATE_NACK(__HANDLE__) (SET_BIT((__HANDLE__)->Instance->CR2, I2C_CR2_NACK)) |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Include I2C HAL Extended module */ |
|||
#include "stm32wbxx_hal_i2c_ex.h" |
|||
|
|||
/* Exported functions --------------------------------------------------------*/ |
|||
/** @addtogroup I2C_Exported_Functions
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @addtogroup I2C_Exported_Functions_Group1 Initialization and de-initialization functions
|
|||
* @{ |
|||
*/ |
|||
/* Initialization and de-initialization functions******************************/ |
|||
HAL_StatusTypeDef HAL_I2C_Init(I2C_HandleTypeDef *hi2c); |
|||
HAL_StatusTypeDef HAL_I2C_DeInit(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c); |
|||
|
|||
/* Callbacks Register/UnRegister functions ***********************************/ |
|||
#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1) |
|||
HAL_StatusTypeDef HAL_I2C_RegisterCallback(I2C_HandleTypeDef *hi2c, HAL_I2C_CallbackIDTypeDef CallbackID, pI2C_CallbackTypeDef pCallback); |
|||
HAL_StatusTypeDef HAL_I2C_UnRegisterCallback(I2C_HandleTypeDef *hi2c, HAL_I2C_CallbackIDTypeDef CallbackID); |
|||
|
|||
HAL_StatusTypeDef HAL_I2C_RegisterAddrCallback(I2C_HandleTypeDef *hi2c, pI2C_AddrCallbackTypeDef pCallback); |
|||
HAL_StatusTypeDef HAL_I2C_UnRegisterAddrCallback(I2C_HandleTypeDef *hi2c); |
|||
#endif /* USE_HAL_I2C_REGISTER_CALLBACKS */ |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup I2C_Exported_Functions_Group2 Input and Output operation functions
|
|||
* @{ |
|||
*/ |
|||
/* IO operation functions ****************************************************/ |
|||
/******* Blocking mode: Polling */ |
|||
HAL_StatusTypeDef HAL_I2C_Master_Transmit(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
|||
HAL_StatusTypeDef HAL_I2C_Master_Receive(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Transmit(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Receive(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
|||
HAL_StatusTypeDef HAL_I2C_Mem_Write(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
|||
HAL_StatusTypeDef HAL_I2C_Mem_Read(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout); |
|||
HAL_StatusTypeDef HAL_I2C_IsDeviceReady(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout); |
|||
|
|||
/******* Non-Blocking mode: Interrupt */ |
|||
HAL_StatusTypeDef HAL_I2C_Master_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Master_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Mem_Write_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Mem_Read_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
|||
|
|||
HAL_StatusTypeDef HAL_I2C_Master_Seq_Transmit_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_Master_Seq_Receive_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Seq_Transmit_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Seq_Receive_IT(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_EnableListen_IT(I2C_HandleTypeDef *hi2c); |
|||
HAL_StatusTypeDef HAL_I2C_DisableListen_IT(I2C_HandleTypeDef *hi2c); |
|||
HAL_StatusTypeDef HAL_I2C_Master_Abort_IT(I2C_HandleTypeDef *hi2c, uint16_t DevAddress); |
|||
|
|||
/******* Non-Blocking mode: DMA */ |
|||
HAL_StatusTypeDef HAL_I2C_Master_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Master_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Mem_Write_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
|||
HAL_StatusTypeDef HAL_I2C_Mem_Read_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size); |
|||
|
|||
HAL_StatusTypeDef HAL_I2C_Master_Seq_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_Master_Seq_Receive_DMA(I2C_HandleTypeDef *hi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Seq_Transmit_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
HAL_StatusTypeDef HAL_I2C_Slave_Seq_Receive_DMA(I2C_HandleTypeDef *hi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup I2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks
|
|||
* @{ |
|||
*/ |
|||
/******* I2C IRQHandler and Callbacks used in non blocking modes (Interrupt and DMA) */ |
|||
void HAL_I2C_EV_IRQHandler(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_ER_IRQHandler(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_SlaveTxCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_SlaveRxCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_AddrCallback(I2C_HandleTypeDef *hi2c, uint8_t TransferDirection, uint16_t AddrMatchCode); |
|||
void HAL_I2C_ListenCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_ErrorCallback(I2C_HandleTypeDef *hi2c); |
|||
void HAL_I2C_AbortCpltCallback(I2C_HandleTypeDef *hi2c); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup I2C_Exported_Functions_Group3 Peripheral State, Mode and Error functions
|
|||
* @{ |
|||
*/ |
|||
/* Peripheral State, Mode and Error functions *********************************/ |
|||
HAL_I2C_StateTypeDef HAL_I2C_GetState(I2C_HandleTypeDef *hi2c); |
|||
HAL_I2C_ModeTypeDef HAL_I2C_GetMode(I2C_HandleTypeDef *hi2c); |
|||
uint32_t HAL_I2C_GetError(I2C_HandleTypeDef *hi2c); |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private constants ---------------------------------------------------------*/ |
|||
/** @defgroup I2C_Private_Constants I2C Private Constants
|
|||
* @{ |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private macros ------------------------------------------------------------*/ |
|||
/** @defgroup I2C_Private_Macro I2C Private Macros
|
|||
* @{ |
|||
*/ |
|||
|
|||
#define IS_I2C_ADDRESSING_MODE(MODE) (((MODE) == I2C_ADDRESSINGMODE_7BIT) || \ |
|||
((MODE) == I2C_ADDRESSINGMODE_10BIT)) |
|||
|
|||
#define IS_I2C_DUAL_ADDRESS(ADDRESS) (((ADDRESS) == I2C_DUALADDRESS_DISABLE) || \ |
|||
((ADDRESS) == I2C_DUALADDRESS_ENABLE)) |
|||
|
|||
#define IS_I2C_OWN_ADDRESS2_MASK(MASK) (((MASK) == I2C_OA2_NOMASK) || \ |
|||
((MASK) == I2C_OA2_MASK01) || \ |
|||
((MASK) == I2C_OA2_MASK02) || \ |
|||
((MASK) == I2C_OA2_MASK03) || \ |
|||
((MASK) == I2C_OA2_MASK04) || \ |
|||
((MASK) == I2C_OA2_MASK05) || \ |
|||
((MASK) == I2C_OA2_MASK06) || \ |
|||
((MASK) == I2C_OA2_MASK07)) |
|||
|
|||
#define IS_I2C_GENERAL_CALL(CALL) (((CALL) == I2C_GENERALCALL_DISABLE) || \ |
|||
((CALL) == I2C_GENERALCALL_ENABLE)) |
|||
|
|||
#define IS_I2C_NO_STRETCH(STRETCH) (((STRETCH) == I2C_NOSTRETCH_DISABLE) || \ |
|||
((STRETCH) == I2C_NOSTRETCH_ENABLE)) |
|||
|
|||
#define IS_I2C_MEMADD_SIZE(SIZE) (((SIZE) == I2C_MEMADD_SIZE_8BIT) || \ |
|||
((SIZE) == I2C_MEMADD_SIZE_16BIT)) |
|||
|
|||
#define IS_TRANSFER_MODE(MODE) (((MODE) == I2C_RELOAD_MODE) || \ |
|||
((MODE) == I2C_AUTOEND_MODE) || \ |
|||
((MODE) == I2C_SOFTEND_MODE)) |
|||
|
|||
#define IS_TRANSFER_REQUEST(REQUEST) (((REQUEST) == I2C_GENERATE_STOP) || \ |
|||
((REQUEST) == I2C_GENERATE_START_READ) || \ |
|||
((REQUEST) == I2C_GENERATE_START_WRITE) || \ |
|||
((REQUEST) == I2C_NO_STARTSTOP)) |
|||
|
|||
#define IS_I2C_TRANSFER_OPTIONS_REQUEST(REQUEST) (((REQUEST) == I2C_FIRST_FRAME) || \ |
|||
((REQUEST) == I2C_FIRST_AND_NEXT_FRAME) || \ |
|||
((REQUEST) == I2C_NEXT_FRAME) || \ |
|||
((REQUEST) == I2C_FIRST_AND_LAST_FRAME) || \ |
|||
((REQUEST) == I2C_LAST_FRAME) || \ |
|||
((REQUEST) == I2C_LAST_FRAME_NO_STOP) || \ |
|||
IS_I2C_TRANSFER_OTHER_OPTIONS_REQUEST(REQUEST)) |
|||
|
|||
#define IS_I2C_TRANSFER_OTHER_OPTIONS_REQUEST(REQUEST) (((REQUEST) == I2C_OTHER_FRAME) || \ |
|||
((REQUEST) == I2C_OTHER_AND_LAST_FRAME)) |
|||
|
|||
#define I2C_RESET_CR2(__HANDLE__) ((__HANDLE__)->Instance->CR2 &= (uint32_t)~((uint32_t)(I2C_CR2_SADD | I2C_CR2_HEAD10R | I2C_CR2_NBYTES | I2C_CR2_RELOAD | I2C_CR2_RD_WRN))) |
|||
|
|||
#define I2C_GET_ADDR_MATCH(__HANDLE__) ((uint16_t)(((__HANDLE__)->Instance->ISR & I2C_ISR_ADDCODE) >> 16U)) |
|||
#define I2C_GET_DIR(__HANDLE__) ((uint8_t)(((__HANDLE__)->Instance->ISR & I2C_ISR_DIR) >> 16U)) |
|||
#define I2C_GET_STOP_MODE(__HANDLE__) ((__HANDLE__)->Instance->CR2 & I2C_CR2_AUTOEND) |
|||
#define I2C_GET_OWN_ADDRESS1(__HANDLE__) ((uint16_t)((__HANDLE__)->Instance->OAR1 & I2C_OAR1_OA1)) |
|||
#define I2C_GET_OWN_ADDRESS2(__HANDLE__) ((uint16_t)((__HANDLE__)->Instance->OAR2 & I2C_OAR2_OA2)) |
|||
|
|||
#define IS_I2C_OWN_ADDRESS1(ADDRESS1) ((ADDRESS1) <= 0x000003FFU) |
|||
#define IS_I2C_OWN_ADDRESS2(ADDRESS2) ((ADDRESS2) <= (uint16_t)0x00FFU) |
|||
|
|||
#define I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0xFF00U))) >> 8U))) |
|||
#define I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FFU)))) |
|||
|
|||
#define I2C_GENERATE_START(__ADDMODE__,__ADDRESS__) (((__ADDMODE__) == I2C_ADDRESSINGMODE_7BIT) ? (uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_START) | (I2C_CR2_AUTOEND)) & (~I2C_CR2_RD_WRN)) : \ |
|||
(uint32_t)((((uint32_t)(__ADDRESS__) & (I2C_CR2_SADD)) | (I2C_CR2_ADD10) | (I2C_CR2_START)) & (~I2C_CR2_RD_WRN))) |
|||
|
|||
#define I2C_CHECK_FLAG(__ISR__, __FLAG__) ((((__ISR__) & ((__FLAG__) & I2C_FLAG_MASK)) == ((__FLAG__) & I2C_FLAG_MASK)) ? SET : RESET) |
|||
#define I2C_CHECK_IT_SOURCE(__CR1__, __IT__) ((((__CR1__) & (__IT__)) == (__IT__)) ? SET : RESET) |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private Functions ---------------------------------------------------------*/ |
|||
/** @defgroup I2C_Private_Functions I2C Private Functions
|
|||
* @{ |
|||
*/ |
|||
/* Private functions are defined in stm32wbxx_hal_i2c.c file */ |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
#ifdef __cplusplus |
|||
} |
|||
#endif |
|||
|
|||
|
|||
#endif /* STM32WBxx_HAL_I2C_H */ |
|||
|
|||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
|||
@ -0,0 +1,174 @@ |
|||
/**
|
|||
****************************************************************************** |
|||
* @file stm32wbxx_hal_i2c_ex.h |
|||
* @author MCD Application Team |
|||
* @brief Header file of I2C HAL Extended module. |
|||
****************************************************************************** |
|||
* @attention |
|||
* |
|||
* <h2><center>© Copyright (c) 2019 STMicroelectronics. |
|||
* All rights reserved.</center></h2> |
|||
* |
|||
* This software component is licensed by ST under BSD 3-Clause license, |
|||
* the "License"; You may not use this file except in compliance with the |
|||
* License. You may obtain a copy of the License at: |
|||
* opensource.org/licenses/BSD-3-Clause |
|||
* |
|||
****************************************************************************** |
|||
*/ |
|||
|
|||
/* Define to prevent recursive inclusion -------------------------------------*/ |
|||
#ifndef STM32WBxx_HAL_I2C_EX_H |
|||
#define STM32WBxx_HAL_I2C_EX_H |
|||
|
|||
#ifdef __cplusplus |
|||
extern "C" { |
|||
#endif |
|||
|
|||
/* Includes ------------------------------------------------------------------*/ |
|||
#include "stm32wbxx_hal_def.h" |
|||
|
|||
/** @addtogroup STM32WBxx_HAL_Driver
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @addtogroup I2CEx
|
|||
* @{ |
|||
*/ |
|||
|
|||
/* Exported types ------------------------------------------------------------*/ |
|||
/* Exported constants --------------------------------------------------------*/ |
|||
/** @defgroup I2CEx_Exported_Constants I2C Extended Exported Constants
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @defgroup I2CEx_Analog_Filter I2C Extended Analog Filter
|
|||
* @{ |
|||
*/ |
|||
#define I2C_ANALOGFILTER_ENABLE 0x00000000U |
|||
#define I2C_ANALOGFILTER_DISABLE I2C_CR1_ANFOFF |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @defgroup I2CEx_FastModePlus I2C Extended Fast Mode Plus
|
|||
* @{ |
|||
*/ |
|||
#define I2C_FMP_NOT_SUPPORTED 0xAAAA0000U /*!< Fast Mode Plus not supported */ |
|||
#define I2C_FASTMODEPLUS_PB6 SYSCFG_CFGR1_I2C_PB6_FMP /*!< Enable Fast Mode Plus on PB6 */ |
|||
#define I2C_FASTMODEPLUS_PB7 SYSCFG_CFGR1_I2C_PB7_FMP /*!< Enable Fast Mode Plus on PB7 */ |
|||
#define I2C_FASTMODEPLUS_PB8 SYSCFG_CFGR1_I2C_PB8_FMP /*!< Enable Fast Mode Plus on PB8 */ |
|||
#define I2C_FASTMODEPLUS_PB9 SYSCFG_CFGR1_I2C_PB9_FMP /*!< Enable Fast Mode Plus on PB9 */ |
|||
#define I2C_FASTMODEPLUS_I2C1 SYSCFG_CFGR1_I2C1_FMP /*!< Enable Fast Mode Plus on I2C1 pins */ |
|||
#if defined(SYSCFG_CFGR1_I2C3_FMP) |
|||
#define I2C_FASTMODEPLUS_I2C3 SYSCFG_CFGR1_I2C3_FMP /*!< Enable Fast Mode Plus on I2C3 pins */ |
|||
#else |
|||
#define I2C_FASTMODEPLUS_I2C3 (uint32_t)(0x00000400U | I2C_FMP_NOT_SUPPORTED) /*!< Fast Mode Plus I2C3 not supported */ |
|||
#endif |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Exported macro ------------------------------------------------------------*/ |
|||
/** @defgroup I2CEx_Exported_Macros I2C Extended Exported Macros
|
|||
* @{ |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Exported functions --------------------------------------------------------*/ |
|||
/** @addtogroup I2CEx_Exported_Functions I2C Extended Exported Functions
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @addtogroup I2CEx_Exported_Functions_Group1 I2C Extended Filter Mode Functions
|
|||
* @{ |
|||
*/ |
|||
/* Peripheral Control functions ************************************************/ |
|||
HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter); |
|||
HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup I2CEx_Exported_Functions_Group2 I2C Extended WakeUp Mode Functions
|
|||
* @{ |
|||
*/ |
|||
HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c); |
|||
HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/** @addtogroup I2CEx_Exported_Functions_Group3 I2C Extended FastModePlus Functions
|
|||
* @{ |
|||
*/ |
|||
void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus); |
|||
void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus); |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private constants ---------------------------------------------------------*/ |
|||
/** @defgroup I2CEx_Private_Constants I2C Extended Private Constants
|
|||
* @{ |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private macros ------------------------------------------------------------*/ |
|||
/** @defgroup I2CEx_Private_Macro I2C Extended Private Macros
|
|||
* @{ |
|||
*/ |
|||
#define IS_I2C_ANALOG_FILTER(FILTER) (((FILTER) == I2C_ANALOGFILTER_ENABLE) || \ |
|||
((FILTER) == I2C_ANALOGFILTER_DISABLE)) |
|||
|
|||
#define IS_I2C_DIGITAL_FILTER(FILTER) ((FILTER) <= 0x0000000FU) |
|||
|
|||
#define IS_I2C_FASTMODEPLUS(__CONFIG__) ((((__CONFIG__) & (I2C_FASTMODEPLUS_PB6)) == I2C_FASTMODEPLUS_PB6) || \ |
|||
(((__CONFIG__) & (I2C_FASTMODEPLUS_PB7)) == I2C_FASTMODEPLUS_PB7) || \ |
|||
(((__CONFIG__) & (I2C_FASTMODEPLUS_PB8)) == I2C_FASTMODEPLUS_PB8) || \ |
|||
(((__CONFIG__) & (I2C_FASTMODEPLUS_PB9)) == I2C_FASTMODEPLUS_PB9) || \ |
|||
(((__CONFIG__) & (I2C_FASTMODEPLUS_I2C1)) == I2C_FASTMODEPLUS_I2C1) || \ |
|||
(((__CONFIG__) & (I2C_FASTMODEPLUS_I2C3)) == I2C_FASTMODEPLUS_I2C3)) |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/* Private Functions ---------------------------------------------------------*/ |
|||
/** @defgroup I2CEx_Private_Functions I2C Extended Private Functions
|
|||
* @{ |
|||
*/ |
|||
/* Private functions are defined in stm32wbxx_hal_i2c_ex.c file */ |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
#ifdef __cplusplus |
|||
} |
|||
#endif |
|||
|
|||
#endif /* STM32WBxx_HAL_I2C_EX_H */ |
|||
|
|||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
|||
File diff suppressed because it is too large
@ -0,0 +1,325 @@ |
|||
/**
|
|||
****************************************************************************** |
|||
* @file stm32wbxx_hal_i2c_ex.c |
|||
* @author MCD Application Team |
|||
* @brief I2C Extended HAL module driver. |
|||
* This file provides firmware functions to manage the following |
|||
* functionalities of I2C Extended peripheral: |
|||
* + Extended features functions |
|||
* |
|||
@verbatim |
|||
============================================================================== |
|||
##### I2C peripheral Extended features ##### |
|||
============================================================================== |
|||
|
|||
[..] Comparing to other previous devices, the I2C interface for STM32WBxx |
|||
devices contains the following additional features |
|||
|
|||
(+) Possibility to disable or enable Analog Noise Filter |
|||
(+) Use of a configured Digital Noise Filter |
|||
(+) Disable or enable wakeup from Stop mode(s) |
|||
(+) Disable or enable Fast Mode Plus |
|||
|
|||
##### How to use this driver ##### |
|||
============================================================================== |
|||
[..] This driver provides functions to configure Noise Filter and Wake Up Feature |
|||
(#) Configure I2C Analog noise filter using the function HAL_I2CEx_ConfigAnalogFilter() |
|||
(#) Configure I2C Digital noise filter using the function HAL_I2CEx_ConfigDigitalFilter() |
|||
(#) Configure the enable or disable of I2C Wake Up Mode using the functions : |
|||
(++) HAL_I2CEx_EnableWakeUp() |
|||
(++) HAL_I2CEx_DisableWakeUp() |
|||
(#) Configure the enable or disable of fast mode plus driving capability using the functions : |
|||
(++) HAL_I2CEx_EnableFastModePlus() |
|||
(++) HAL_I2CEx_DisableFastModePlus() |
|||
@endverbatim |
|||
****************************************************************************** |
|||
* @attention |
|||
* |
|||
* <h2><center>© Copyright (c) 2019 STMicroelectronics. |
|||
* All rights reserved.</center></h2> |
|||
* |
|||
* This software component is licensed by ST under BSD 3-Clause license, |
|||
* the "License"; You may not use this file except in compliance with the |
|||
* License. You may obtain a copy of the License at: |
|||
* opensource.org/licenses/BSD-3-Clause |
|||
* |
|||
****************************************************************************** |
|||
*/ |
|||
|
|||
/* Includes ------------------------------------------------------------------*/ |
|||
#include "stm32wbxx_hal.h" |
|||
|
|||
/** @addtogroup STM32WBxx_HAL_Driver
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @defgroup I2CEx I2CEx
|
|||
* @brief I2C Extended HAL module driver |
|||
* @{ |
|||
*/ |
|||
|
|||
#ifdef HAL_I2C_MODULE_ENABLED |
|||
|
|||
/* Private typedef -----------------------------------------------------------*/ |
|||
/* Private define ------------------------------------------------------------*/ |
|||
/* Private macro -------------------------------------------------------------*/ |
|||
/* Private variables ---------------------------------------------------------*/ |
|||
/* Private function prototypes -----------------------------------------------*/ |
|||
/* Private functions ---------------------------------------------------------*/ |
|||
|
|||
/** @defgroup I2CEx_Exported_Functions I2C Extended Exported Functions
|
|||
* @{ |
|||
*/ |
|||
|
|||
/** @defgroup I2CEx_Exported_Functions_Group1 Extended features functions
|
|||
* @brief Extended features functions |
|||
* |
|||
@verbatim |
|||
=============================================================================== |
|||
##### Extended features functions ##### |
|||
=============================================================================== |
|||
[..] This section provides functions allowing to: |
|||
(+) Configure Noise Filters |
|||
(+) Configure Wake Up Feature |
|||
(+) Configure Fast Mode Plus |
|||
|
|||
@endverbatim |
|||
* @{ |
|||
*/ |
|||
|
|||
/**
|
|||
* @brief Configure I2C Analog noise filter. |
|||
* @param hi2c Pointer to a I2C_HandleTypeDef structure that contains |
|||
* the configuration information for the specified I2Cx peripheral. |
|||
* @param AnalogFilter New state of the Analog filter. |
|||
* @retval HAL status |
|||
*/ |
|||
HAL_StatusTypeDef HAL_I2CEx_ConfigAnalogFilter(I2C_HandleTypeDef *hi2c, uint32_t AnalogFilter) |
|||
{ |
|||
/* Check the parameters */ |
|||
assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance)); |
|||
assert_param(IS_I2C_ANALOG_FILTER(AnalogFilter)); |
|||
|
|||
if (hi2c->State == HAL_I2C_STATE_READY) |
|||
{ |
|||
/* Process Locked */ |
|||
__HAL_LOCK(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_BUSY; |
|||
|
|||
/* Disable the selected I2C peripheral */ |
|||
__HAL_I2C_DISABLE(hi2c); |
|||
|
|||
/* Reset I2Cx ANOFF bit */ |
|||
hi2c->Instance->CR1 &= ~(I2C_CR1_ANFOFF); |
|||
|
|||
/* Set analog filter bit*/ |
|||
hi2c->Instance->CR1 |= AnalogFilter; |
|||
|
|||
__HAL_I2C_ENABLE(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_READY; |
|||
|
|||
/* Process Unlocked */ |
|||
__HAL_UNLOCK(hi2c); |
|||
|
|||
return HAL_OK; |
|||
} |
|||
else |
|||
{ |
|||
return HAL_BUSY; |
|||
} |
|||
} |
|||
|
|||
/**
|
|||
* @brief Configure I2C Digital noise filter. |
|||
* @param hi2c Pointer to a I2C_HandleTypeDef structure that contains |
|||
* the configuration information for the specified I2Cx peripheral. |
|||
* @param DigitalFilter Coefficient of digital noise filter between Min_Data=0x00 and Max_Data=0x0F. |
|||
* @retval HAL status |
|||
*/ |
|||
HAL_StatusTypeDef HAL_I2CEx_ConfigDigitalFilter(I2C_HandleTypeDef *hi2c, uint32_t DigitalFilter) |
|||
{ |
|||
uint32_t tmpreg; |
|||
|
|||
/* Check the parameters */ |
|||
assert_param(IS_I2C_ALL_INSTANCE(hi2c->Instance)); |
|||
assert_param(IS_I2C_DIGITAL_FILTER(DigitalFilter)); |
|||
|
|||
if (hi2c->State == HAL_I2C_STATE_READY) |
|||
{ |
|||
/* Process Locked */ |
|||
__HAL_LOCK(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_BUSY; |
|||
|
|||
/* Disable the selected I2C peripheral */ |
|||
__HAL_I2C_DISABLE(hi2c); |
|||
|
|||
/* Get the old register value */ |
|||
tmpreg = hi2c->Instance->CR1; |
|||
|
|||
/* Reset I2Cx DNF bits [11:8] */ |
|||
tmpreg &= ~(I2C_CR1_DNF); |
|||
|
|||
/* Set I2Cx DNF coefficient */ |
|||
tmpreg |= DigitalFilter << 8U; |
|||
|
|||
/* Store the new register value */ |
|||
hi2c->Instance->CR1 = tmpreg; |
|||
|
|||
__HAL_I2C_ENABLE(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_READY; |
|||
|
|||
/* Process Unlocked */ |
|||
__HAL_UNLOCK(hi2c); |
|||
|
|||
return HAL_OK; |
|||
} |
|||
else |
|||
{ |
|||
return HAL_BUSY; |
|||
} |
|||
} |
|||
|
|||
/**
|
|||
* @brief Enable I2C wakeup from Stop mode(s). |
|||
* @param hi2c Pointer to a I2C_HandleTypeDef structure that contains |
|||
* the configuration information for the specified I2Cx peripheral. |
|||
* @retval HAL status |
|||
*/ |
|||
HAL_StatusTypeDef HAL_I2CEx_EnableWakeUp(I2C_HandleTypeDef *hi2c) |
|||
{ |
|||
/* Check the parameters */ |
|||
assert_param(IS_I2C_WAKEUP_FROMSTOP_INSTANCE(hi2c->Instance)); |
|||
|
|||
if (hi2c->State == HAL_I2C_STATE_READY) |
|||
{ |
|||
/* Process Locked */ |
|||
__HAL_LOCK(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_BUSY; |
|||
|
|||
/* Disable the selected I2C peripheral */ |
|||
__HAL_I2C_DISABLE(hi2c); |
|||
|
|||
/* Enable wakeup from stop mode */ |
|||
hi2c->Instance->CR1 |= I2C_CR1_WUPEN; |
|||
|
|||
__HAL_I2C_ENABLE(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_READY; |
|||
|
|||
/* Process Unlocked */ |
|||
__HAL_UNLOCK(hi2c); |
|||
|
|||
return HAL_OK; |
|||
} |
|||
else |
|||
{ |
|||
return HAL_BUSY; |
|||
} |
|||
} |
|||
|
|||
/**
|
|||
* @brief Disable I2C wakeup from Stop mode(s). |
|||
* @param hi2c Pointer to a I2C_HandleTypeDef structure that contains |
|||
* the configuration information for the specified I2Cx peripheral. |
|||
* @retval HAL status |
|||
*/ |
|||
HAL_StatusTypeDef HAL_I2CEx_DisableWakeUp(I2C_HandleTypeDef *hi2c) |
|||
{ |
|||
/* Check the parameters */ |
|||
assert_param(IS_I2C_WAKEUP_FROMSTOP_INSTANCE(hi2c->Instance)); |
|||
|
|||
if (hi2c->State == HAL_I2C_STATE_READY) |
|||
{ |
|||
/* Process Locked */ |
|||
__HAL_LOCK(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_BUSY; |
|||
|
|||
/* Disable the selected I2C peripheral */ |
|||
__HAL_I2C_DISABLE(hi2c); |
|||
|
|||
/* Enable wakeup from stop mode */ |
|||
hi2c->Instance->CR1 &= ~(I2C_CR1_WUPEN); |
|||
|
|||
__HAL_I2C_ENABLE(hi2c); |
|||
|
|||
hi2c->State = HAL_I2C_STATE_READY; |
|||
|
|||
/* Process Unlocked */ |
|||
__HAL_UNLOCK(hi2c); |
|||
|
|||
return HAL_OK; |
|||
} |
|||
else |
|||
{ |
|||
return HAL_BUSY; |
|||
} |
|||
} |
|||
|
|||
/**
|
|||
* @brief Enable the I2C fast mode plus driving capability. |
|||
* @param ConfigFastModePlus Selects the pin. |
|||
* This parameter can be one of the @ref I2CEx_FastModePlus values |
|||
* @note For I2C1, fast mode plus driving capability can be enabled on all selected |
|||
* I2C1 pins using I2C_FASTMODEPLUS_I2C1 parameter or independently |
|||
* on each one of the following pins PB6, PB7, PB8 and PB9. |
|||
* @note For remaining I2C1 pins (PA14, PA15...) fast mode plus driving capability |
|||
* can be enabled only by using I2C_FASTMODEPLUS_I2C1 parameter. |
|||
* @note For all I2C3 pins fast mode plus driving capability can be enabled |
|||
* only by using I2C_FASTMODEPLUS_I2C3 parameter. |
|||
* @retval None |
|||
*/ |
|||
void HAL_I2CEx_EnableFastModePlus(uint32_t ConfigFastModePlus) |
|||
{ |
|||
/* Check the parameter */ |
|||
assert_param(IS_I2C_FASTMODEPLUS(ConfigFastModePlus)); |
|||
|
|||
/* Enable fast mode plus driving capability for selected pin */ |
|||
SET_BIT(SYSCFG->CFGR1, (uint32_t)ConfigFastModePlus); |
|||
} |
|||
|
|||
/**
|
|||
* @brief Disable the I2C fast mode plus driving capability. |
|||
* @param ConfigFastModePlus Selects the pin. |
|||
* This parameter can be one of the @ref I2CEx_FastModePlus values |
|||
* @note For I2C1, fast mode plus driving capability can be disabled on all selected |
|||
* I2C1 pins using I2C_FASTMODEPLUS_I2C1 parameter or independently |
|||
* on each one of the following pins PB6, PB7, PB8 and PB9. |
|||
* @note For remaining I2C1 pins (PA14, PA15...) fast mode plus driving capability |
|||
* can be disabled only by using I2C_FASTMODEPLUS_I2C1 parameter. |
|||
* @note For all I2C3 pins fast mode plus driving capability can be disabled |
|||
* only by using I2C_FASTMODEPLUS_I2C3 parameter. |
|||
* @retval None |
|||
*/ |
|||
void HAL_I2CEx_DisableFastModePlus(uint32_t ConfigFastModePlus) |
|||
{ |
|||
/* Check the parameter */ |
|||
assert_param(IS_I2C_FASTMODEPLUS(ConfigFastModePlus)); |
|||
|
|||
/* Disable fast mode plus driving capability for selected pin */ |
|||
CLEAR_BIT(SYSCFG->CFGR1, (uint32_t)ConfigFastModePlus); |
|||
} |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
#endif /* HAL_I2C_MODULE_ENABLED */ |
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/**
|
|||
* @} |
|||
*/ |
|||
|
|||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
|||
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Reference in new issue